Re: Setting up storage Array for ASM

From: Leyi Zhang (Kamus) <"Leyi>
Date: Wed, 20 Apr 2011 18:06:07 +0800
Message-ID: <BANLkTimcKRCZ9g8_S+X=9C9FjZiwTk2HeA_at_mail.gmail.com>

I strongly recommend to reserve at least 1 disk for hotspare. If storage amount is not the problem, I will use 2 disks for hotspare and leave 20 disks for RAID10. 5*1G LUNs for ocr & voting.

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On Wed, Apr 20, 2011 at 10:40 AM, Steven Andrew <postora_at_gmail.com> wrote:


> Hello Everyone,

> We are building up a system from scratch and wanted to follow the best

> practices in setting up SAN Storage Array for ASM. With 22 disks in the

> array for use, i was planning on doing 11 + 11 in Raid 1/0 setup with

> maximum stripe possible within the array and carve out 3 x 2G LUNs for

> vote_ocr and 2 x 1TB LUNs for both DATA and FRA diskgroup.  vote-ocr DGs

> will use normal redundancy and database in external redundancy. This will be

> on 11gR2 + Linux 5.5 + 4 node RAC cluster to house a mixed (70% oltp + 30%

> DDS) workload application. Wondering if anyone have an opinion or best

> practices generally implemented for these setups.

> Thanks

> Steven Andrew

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Received on Wed Apr 20 2011 - 05:06:07 CDT